Renga

Solo dev in Japan. I build Wisp, a desktop AI agent with a VRM body, and I write up the measurements and the mistakes behind it.

Japan Joined on Aug 11, 2026 https://renga-works.vercel.app

Renga

Aug 30

I published three posts in one day and two of them were never seen by anyone

#devto #writing #analytics #webdev

3 min read

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Renga

Aug 22

The jitter wasn't in the interpolation. It was in the schedule.

#animation #graphics #ux #javascript

3 min read

Renga

Aug 21

My VRM was rejected at upload and every viewer I own said it was fine

#gltf #vrm #threejs #tooling

3 min read

Renga

Aug 16

I set the font to the largest size and found the same bug eleven times

#swiftui #ios #a11y #i18n

4 min read

Renga

Aug 15

My evidence pipeline was saving Cloudflare block pages as evidence

#cloudflare #playwright #webscraping #architecture

4 min read

Renga

Aug 14

My dev environment was hiding eight production bugs

#reactnative #firebase #ios #testing

5 min read

Renga

Aug 14

My approval dialog grew until the buttons went off screen

#electron #typescript #ux #ai

4 min read

Renga

Aug 14

I redacted my username from a screen recording three times and missed it every time

#ffmpeg #python #video #tutorial

4 min read

Renga

Aug 11

Where to split a sentence for streaming TTS is decided by one number

#performance #typescript #ai #benchmarking

5 min read

DEV Community

Renga

Badges

1 Week Community Wellness Streak

Writing Debut

Skills/Languages

Currently hacking on

Available for

I published three posts in one day and two of them were never seen by anyone

Want to connect with Renga?

The jitter wasn't in the interpolation. It was in the schedule.

My VRM was rejected at upload and every viewer I own said it was fine

I set the font to the largest size and found the same bug eleven times

My evidence pipeline was saving Cloudflare block pages as evidence

My dev environment was hiding eight production bugs

My approval dialog grew until the buttons went off screen

I redacted my username from a screen recording three times and missed it every time

Where to split a sentence for streaming TTS is decided by one number